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#2
zhang123wen2007-06-02 12:08
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求解微分方程D2y=2*x+exp(x) , 并作出其积分曲线.
>> dsolve('D2y=2*x+exp(x)','x')
ans =
1/3*x^3+exp(x)+C1*x+C2
但我不会作出其积分曲线 谢谢
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#2
zhang123wen2007-06-02 12:08
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#3
fangly2007-06-03 12:32
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#4
zhang123wen2007-06-04 13:27
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#5
seidel2007-06-04 19:25
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